4 results
Sensitivity is the proportion of truly diseased persons in the screened population who are identified as
diseased by the screening ... Specificity is the ... PositivePredictiveValue #NegativePredictiveValue ... #Calculation #Table ... #PPV #NPV #Formulas
Commonly Used Diagnostic Tests for Celiac Disease

Tissue transglutaminase (tTG) IgA antibodies
 - Most reliable noninvasive test
and first-level screening ... sensitivity and specificity ... Celiac #Disease #Testing ... Tests #Diagnosis #Workup ... #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Diagnosis and Screening ... Testing Common ... #Screening #Workup ... #table
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Proves cause-effect ... Sensitivity (rule out – screening ... Specificity (rule ... but not on the causal ... Biostatistics #formulas